基于ARM平台及短消息的多点温度监测系统设计

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1、西南大学硕士学位论文基于ARM平台及短消息的多点温度监测系统设计姓名：朱周春申请学位级别：硕士专业：农业机械化工程指导教师：祝诗平20080501ABS’I。RAC。l。ABSTRACTWitllmedevelopmemofthemodemcon仃oltechnology，andtherealizationofthetraditionalindustrialimpfovement，mesystemoftemperaturedetectionanddisplay'hasbeenusedinmanyfields．Asaresult

2、ofthepoorreliabilityandpoortiIllelinessofthetraditionaltemperaturemonitoringsystems，mebadprecisionaIldbadaccumcyoftemperaturemeasurement，inaddition，mostofthosesystenlscon乜-011edmewholesyStemsusingwiredmethods，sotheymadeagainsttheextensionapplication．Theenlbeddedsyst

3、啪andt11etechn0109yofco衄unicationw讹wireless，especiallytheShortMessageSen，ice(SMS)，haVebeenfollowedcloselybyresearchersinmeremotemonitorfieldsinrecentyearS，a11dbecomethehotresearcharea．ThispaperproposedamethodthatwastousetlleenlbeddedImcro．controldevicewitll廿1erCBus，A

4、dvanceRISCMachine(ARM)，andSMSinthetenlpera眦detection，whichcouldmonitortemperaturesatmulti-points．ThefollowingsareprimarycoVeragesofthispaper：Firstly'desi弘ofthehardwaresystemofme枷ltidrop—temperaturemomitor．AdoptedtheLPC2290．Cen仃erembeddedindustrialconn．olboard，bymeaI

5、lsofcontmllingthewirelesscom彻lnicationmodel—M22ofBenq，receiVinganddistinguishingtheshortmessagereceiVedfromthemonitorcerl缸．e；itcouldgatheranddisplaymeteInperatllresofthemultidrops．MadeuseofeighttemperaturedetectionsenSor-LM75with12CBusintefface，tookadvantageoftheLED

6、嘶Vingandmanagementdevice，ZLG7290，andtllecommoncathodeLED，itguaranteedtheprecisionandaccuracyofmeme船uredtemperatures．Secondly'designofthesoftwaresystemoftheInultidrop—temperaturemomitor．Accordingtotllefeaturesofmemonitorsystem，proposingthegeneralideaaboutmeso胁aredesi

7、gn，undertheintegrateddevelopc沁umstallces—ADS1．2，tmnsplaIltingtheenlbeddedoperatesystem-“C／oS—IIintoLPC2290，usedmelayeredarcllitecmremought，pro铲ammedinClanguage，inaccordallcewimt11emultitasksandsemaphoresofmeeInbeddedOS，callingtheinVolVed印plicationinterfacemnctions，廿

8、lep印erdesignedeachsubprogr唧comprisedofmetemperaturegathennganddisplaying，t圭leshortmessagereceivingandsendingsubprogram．Thirdly，so胁aredesig